Home / 946,005.10-1,305,517.50-538,096.47

Finding the Fourth Proportional to 946,005.10, 1,305,517.50 and 538,096.47

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Solution

The fourth proportional to 946,005.10, 1,305,517.50 and 538,096.47 is: 742,590.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,005.10 : 1,305,517.50 = 538,096.47 : x
  2. Step 2: Convert to fraction form
    946,005.10/1,305,517.50 = 538,096.47/x
  3. Step 3: Cross multiply
    946,005.10x = 1,305,517.50 × 538,096.47
  4. Step 4: Simplify right side
    946,005.10x = 702,494,358,273.23
  5. Step 5: Solve for x
    x = 702,494,358,273.23/946,005.10
  6. Step 6: Final answer
    x = 742,590.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.